Rob is blowing a whistle, over and over.
Bob: “Why are you blowing that whistle, Rob?”
Rob: “To keep the dragons away.”
Bob: “I see no dragons.”
Rob: “It works!”
Rob is blowing a whistle, over and over.
Bob: “Why are you blowing that whistle, Rob?”
Rob: “To keep the dragons away.”
Bob: “I see no dragons.”
Rob: “It works!”
From the exact same source you just posted.